Lighting device



FIG. 1 is a front perspective view of the design.

FIG. 2 is a rear perspective view of the design.

FIG. 3 is a left side view of the design.

FIG. 4 is a right side side view of the design.

FIG. 5 is a front view of the design.

FIG. 6 is a rear view of the design.

FIG. 7 is a top view of the design; and,

FIG. 8 is a bottom view of the design.

The broken line showing represents portions of the article not claimed and forms no part of the claimed design. 

CLAIM We claim the ornamental design for a lighting device, as shown and described. 